Home / 133,828.14-200,529.18-70,645.98

Finding the Fourth Proportional to 133,828.14, 200,529.18 and 70,645.98

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Solution

The fourth proportional to 133,828.14, 200,529.18 and 70,645.98 is: 105,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,828.14 : 200,529.18 = 70,645.98 : x
  2. Step 2: Convert to fraction form
    133,828.14/200,529.18 = 70,645.98/x
  3. Step 3: Cross multiply
    133,828.14x = 200,529.18 × 70,645.98
  4. Step 4: Simplify right side
    133,828.14x = 14,166,580,439.70
  5. Step 5: Solve for x
    x = 14,166,580,439.70/133,828.14
  6. Step 6: Final answer
    x = 105,856.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.